Find Ot security Jobs in Dublin County Dublin

Operational Technology (OT) Security Architect
Accenture —Dublin, County Dublin
- Full-time
- No degree
Workforce & Queue Management Analyst
TikTok —Dublin, County Dublin
- Microsoft Excel
- Social media management
- SQL
Head of Information Security, Risk & Compliance
Glanbia Foods —DUBLIN 24, County Dublin
- Master's degree
- Bachelor's degree
- No degree
Global Operations Systems Engineer
Digital Realty —Dublin, County Dublin
- Full-time
- Remote
- Computer Science
- Customer service
- Bachelor's degree
Network Engineer
Abbott Laboratories —Dublin, County Dublin
- Full-time
- Computer Science
- Bachelor's degree
- No degree
8d
Senior Project Manager
EMR Integrated Solutions —Dunboyne, County Meath
- €65,487–€68,761 a year
- Full-time
- Hybrid work
- Engineering
- Project management
- Bachelor's degree
Quick apply
Sr. Program Manager, Engineering - Supporting Asset Platform (Hybrid, IRE)
CrowdStrike —Dublin, County Dublin
- Full-time
- Hybrid work
- Microsoft Excel
- Project management
- Agile
Technology Operational Readiness Lead – Drug Product Manufacturing
PM Group —Dublin, County Dublin
- Manufacturing
- Leadership
- Communication skills
Network Dev Engineer II, ONE Access Engineering (LAN)
Amazon Ireland Support Services Limited —Dublin, County Dublin
- Full-time
- Computer Science
- Master's degree
- AWS
9d

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Operational Technology (OT) Security Architect

Accenture -
Dublin, County Dublin

Apply Now

Job details

Full-time

Qualifications

NIS
IDS
Security

Full job description

The OT Security Architect is responsible for protecting industrial control systems (ICS) and operational technology environments against cyber threats while ensuring safety, availability, and regulatory compliance. The bridges IT and OT, enabling secure digital operations across critical infrastructure environments such as utilities, energy, manufacturing, and transportation.

Key Responsibilities

OT Security Strategy & Governance

Define and implement OT cybersecurity strategy, policies, and standards aligned to IEC 62443, NIST 800 82, NIS D, and ISO 27001.
Establish OT security governance models and maintain OT risk registers across facilities.
Act as a trusted advisor to OT operations, engineering, and executive stakeholders.
Architecture & Secure Design
Design secure OT network architectures aligned to the Purdue Model (Levels 0–3.5).
Define and validate secure IT/OT integration patterns, including data flows, remote access, and segmentation.
Review and secure digital transformation initiatives (e.g., historians, analytics platforms).
Threat & Vulnerability Management
Conduct OT specific risk assessments, vulnerability assessments, and penetration testing of SCADA/DCS/PLC environments.
Implement vulnerability management and patching strategies suitable for safety critical systems.
Support OT incident response and forensic investigations.
Security Controls Implementation
Deploy and operate OT security technologies including:
- OT Intrusion Detection / Network Monitoring (e.g., passive IDS)
- Firewalls and segmentation controls at Levels 2 & 3
- Secure remote access solutions
- Removable media controls and data diodes
Support deployment across geographically dispersed and remote field sites.

Compliance & Regulatory Assurance

Support compliance with NIS D, sector specific regulations, and audit requirements.
Prepare evidence, security reports, and remediation plans for regulatory and internal audits.
Translate regulatory requirements into practical, site level security controls.
Stakeholder & Delivery Management
Liaise with plant operators, OT engineers, OEMs, vendors, and system integrators.
Lead or support multi-site OT security deployments and uplift programmes.
Provide training and awareness sessions for OT and SCADA teams.

Required Experience & Skills

Strong hands-on experience in OT / ICS / SCADA / DCS environments.
Deep understanding of industrial networking, protocols, and architectures.
Proven experience delivering OT security assessments, designs, and implementations.
Knowledge of OT security standards and frameworks:
- IEC 62443
- NIST 800 82
- NIS D
- ISO 27001 (OT relevant controls)
Experience working in critical infrastructure or highly regulated environments.

#LI-EU

Apply Now

Refine Your Search

ot security jobs in dublin county dublin

Operational Technology (OT) Security Architect

Workforce & Queue Management Analyst

Head of Information Security, Risk & Compliance

Global Operations Systems Engineer

Network Engineer

Senior Project Manager

Sr. Program Manager, Engineering - Supporting Asset Platform (Hybrid, IRE)

Technology Operational Readiness Lead – Drug Product Manufacturing

Network Dev Engineer II, ONE Access Engineering (LAN)

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